package day0217.a_xiaoYuHeng;

import java.util.Scanner;

//0<bmi<18.5kg/m²   瘦
//18.5<bmi<24kg/m²  正常
//bmi>24kg/m² [4]   胖
public class Test4 {
    public static void main(String[] args) {
        // 1. 输入体重weight和身高height
        // 2. 计算BMI   double bmi= weight/(height*height);
        Scanner sc=new Scanner(System.in);
        //double weight=sc.nextDouble();
        //double height=sc.nextDouble();
        double bmi= sc.nextDouble();



        // 3. 判断结果
        if(0<bmi && bmi<60){
            System.out.println("差");
        }else if(60<=bmi && bmi<75){
            System.out.println("中等");
        }else if(75<=bmi && bmi<85){
            System.out.println("良好");
        }else{
            System.out.println("优秀");
        }
    }
}
